KFG3-PRO Synthetic Cassette Filter is a high-quality filter solution that offers effective particle retention for ventilation systems. Made from advanced synthetic fibers, it optimizes airflow while effectively capturing dust, pollen, dirt, and other air particles. The compact cassette design allows for easy installation and replacement, while the durable material structure ensures long-lasting use. KFG3-PRO provides a reliable option to improve indoor air quality and is an ideal filter alternative for various ventilation systems.